Unchecked Example : Generic Collection « Generics « Java

1. Java
2. Generics
3. Generic Collection

Unchecked Example

   
import java.util.*;

public class UncheckedExample {
    public void processIntVector(Vector<Integer> v)
    {
        // perform some processing on the vector
    }

    public static void main(String args[])
    {
        Vector<Integer> intVector = new Vector<Integer>();
        Vector oldVector = new Vector();
        UncheckedExample ue = new UncheckedExample();

        // This is permitted
        oldVector = intVector;
        // This causes an unchecked warning
        intVector = oldVector;
        // This is permitted
        ue.processIntVector(intVector);
        // This causes an unchecked warning
        ue.processIntVector(oldVector);
    }
}
           
         
    
    
  

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